Product Summary

The W78E052DDG architecture consists of a core controller surrounded by various registers, five general purpose I/O ports, 256 bytes of RAM, three timer/counters, and a serial port. The processor supports 111 different opcodes and references both a 64K program address space and a 64K data storage space.

Parametrics

W78E052DDG absolute maximum ratings: (1)DC Power Supply VDD.VSS -0.3 +7.0 V; (2)Input Voltage VIN VSS -0.3 VDD +0.3 V; (3)Operating Temperature TA 0 70 ℃; (4)Storage Temperature TST -55 +150 ℃.

Features

W78E052DDG features: (1)Fully static design 8-bit CMOS microcontroller; (2)Wide supply voltage of 4.5V to 5.5V; (3)256 bytes of on-chip scratchpad RAM; (4)8 KB On-chip Flash EPROM; (5)64 KB program memory address space; (6)64 KB data memory address space; (7)Four 8-bit bi-directional ports; (8)One extra 4-bit bit-addressable I/O port, additional INT2 / INT3(available on 44-pin PLCC/QFP package); (9)Three 16-bit timer/counters; (10)One full duplex serial port(UART); (11)Watchdog Timer; (12)Eight sources, two-level interrupt capability; (13)EMI reduction mode; (14)Built-in power management; (15)Code protection mechanism.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
W78E052DDG
W78E052DDG


IC MCU 8-BIT 8K FLASH 40-DIP

Data Sheet

0-410: $0.70
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
W78E051B40DL
W78E051B40DL


IC MCU 8-BIT 4K FLASH 40-DIP

Data Sheet

Negotiable 
W78E051B40FL
W78E051B40FL


IC MCU 8-BIT 4K FLASH 44-PQFP

Data Sheet

Negotiable 
W78E051B40PL
W78E051B40PL


IC MCU 8-BIT 4K FLASH 44-PLCC

Data Sheet

Negotiable 
W78E051C
W78E051C

Other


Data Sheet

Negotiable 
W78E051C40DL
W78E051C40DL


IC MCU 8-BIT 4K FLASH 40-DIP

Data Sheet

Negotiable 
W78E051C40FL
W78E051C40FL


IC MCU 8-BIT 4K FLASH 44-PQFP

Data Sheet

Negotiable